{"id":63809,"date":"2025-05-28T03:31:57","date_gmt":"2025-05-28T00:01:57","guid":{"rendered":"https:\/\/afaghhosting.net\/blog\/cve-2025-40911-apache-netcidrset-ip-cidr-leading-zero-vulnerability\/"},"modified":"2025-05-28T03:31:57","modified_gmt":"2025-05-28T00:01:57","slug":"cve-2025-40911-apache-netcidrset-ip-cidr-leading-zero-vulnerability","status":"publish","type":"post","link":"https:\/\/afaghhosting.net\/blog\/cve-2025-40911-apache-netcidrset-ip-cidr-leading-zero-vulnerability\/","title":{"rendered":"CVE-2025-40911 &#8211; Apache Net::CIDR::Set IP CIDR Leading Zero Vulnerability"},"content":{"rendered":"<p><strong>CVE ID : <\/strong>CVE-2025-40911<br \/>\n<br \/>\n<strong>Published : <\/strong> May 27, 2025, 10:15 p.m. | 1\u00a0hour, 23\u00a0minutes ago<br \/>\n<br \/>\n<strong>Description : <\/strong>Net::CIDR::Set versions 0.10 through 0.13 for Perl does not properly handle leading zero characters in IP CIDR address strings, which could allow attackers to bypass access control that is based on IP addresses.<\/p>\n<p>Leading zeros are used to indicate octal numbers, which can confuse users who are intentionally using octal notation, as well as users who believe they are using decimal notation.<\/p>\n<p>Net::CIDR::Set used code from Net::CIDR::Lite, which had a similar vulnerability CVE-2021-47154.<br \/>\n<br \/>\n<strong>Severity:<\/strong> 0.0 | NA<br \/>\n<br \/>\nVisit the link for more details, such as CVSS details, affected products, timeline, and more&#8230;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>CVE ID : CVE-2025-40911 Published : May 27, 2025, 10:15 p.m. | 1\u00a0hour, 23\u00a0minutes ago Description : Net::CIDR::Set versions 0.10 through 0.13 for Perl does not properly handle leading zero characters in IP CIDR address strings, which could allow attackers to bypass access control that is based on IP addresses. Leading zeros are used to &hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26],"tags":[],"class_list":["post-63809","post","type-post","status-publish","format-standard","hentry","category-vulnerability"],"_links":{"self":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/63809","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/comments?post=63809"}],"version-history":[{"count":0,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/63809\/revisions"}],"wp:attachment":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/media?parent=63809"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/categories?post=63809"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/tags?post=63809"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}